ADU Contractors near Los Angeles, CA
Joel & Co. Construction
11693 San Vicente Boulevard, Los Angeles, CA 90049
6.9 miles
Joel & Co. Construction, serving Los Angeles since 1983, offers expert residential & commercial construction, including custom homes, kitchen & bathroom remodels, ADUs, room additions, and general contracting across Beverly Hills, Sant... read more
R Remodeling
6745 Washington Avenue, Whittier, CA 90601
25.1 miles
R Remodeling is a trusted ADU contractor in Whittier, specializing in accessory dwelling units for added living space or rental income. Experienced in detached ADUs, they manage projects from consultation to completion with minimal property disrup... read more
Tracy A. Stone Architect
2041 Blake Avenue, Los Angeles, CA 90039
8.1 miles
Garage converted to pool house ADU by Tracy A. Stone Architect, featuring a north-south roof ridge for Tesla Solar Roof optimization, backyard visual connectivity, and a dramatic overhang for summer shading and energy efficiency.
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Bela Development
1023 Abbot Kinney Boulevard, Venice, CA 90291
9.4 miles
Bela Development is an LA-based design-build firm with 15+ years specializing in ADU construction, garage conversions, detached ADUs, and JADUs. They manage design, permitting, and build under one roof, delivering legal living spaces that boost pr... read more
ADU Garage Experts
2999 Overland Ave. Suite 103, Los Angeles, CA 90064
5.7 miles
ADU Garage Experts, a Southern California structural engineering firm, specializes in ADU planning and drafting. They offer garage conversions from ~$70/sqft, attached and detached ADUs, helping homeowners add rental income or living space.
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ODM Construction
28720 Roadside Drive, Agoura Hills, CA 91301
19.8 miles
ODM Construction specializes in garage conversions & ADU construction in Los Angeles County. With 25 years of experience, they handle permits, plans & build granny flats, in-law suites & casitas in Calabasas, Woodland Hills & beyon... read more
Superior ADUs
6 Venture, Irvine, CA 92618
48.9 miles
The Springfield by Superior ADUs is a 2-bed, 2-bath detached ADU with open-concept living, vaulted ceilings, mini-split HVAC, kitchen island, ample storage, and optional ethanol fireplace—ideal as a granny flat or in-law suite.
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ORO Coast Builders
7129 Forest Hills Road, Los Angeles, CA 91307
14.6 miles
ORO Coast Builders is an ADU contractor in Los Angeles & the Bay Area with 25+ years of experience. They build detached ADUs, garage conversions, basement conversions & JADUs—fully custom, no prefab.
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DYM Builders
2372 Morse Avenue, Los Angeles, CA 92614
43.8 miles
DYM Builders is an ADU contractor in Los Angeles & Orange County, CA, offering design, permitting & construction services for detached ADUs, garage conversions, attached units & tiny homes since 2016.
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Quality First Builders
15250 Ventura Boulevard, Sherman Oaks, CA 91403
3.6 miles
Quality First Builders offers full-service ADU construction across LA County since 2014. They handle design, permits, and building in-house for detached ADUs, garage conversions, JADUs, and in-law suites.
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OakADU
9671 Sunland Boulevard, Santa Clara, CA 91040
9.6 miles
OakADU is a full-service ADU contractor in Los Angeles & Southern California, offering design, permitting, construction & property management for detached ADUs, garage conversions, attached ADUs & interior conversions.
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Urbane Design
8619 Reseda Boulevard, Northridge, CA 91324
10.3 miles
Urbane Design is a Los Angeles ADU contractor offering design, planning, and permitting for attached and detached ADUs. Services include 3D floor plans, engineering plans, and permit processing with transparent pricing and free consultations.
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ADU Design Build
21781 Ventura Blvd, Los Angeles, CA 91364
11.8 miles
ADU Design + Build is a Los Angeles County general contractor specializing in ADU planning, design, and construction. Services include detached ADUs, garage conversions, and backyard cottages. ADUs can boost property value and generate $2,000+/mon... read more
The Sterling-Watson Collective
1441 Huntington Dr, 1900, South Pasadena, CA 91030
14.4 miles
Sterling-Watson Collective is a full-service ADU contractor in Los Angeles offering design, permitting, structural engineering & construction management for accessory dwelling units, helping homeowners add rental units, guest suites & more... read more
A1 ADU Contractor
13701 Riverside Drive #200, Sherman Oaks, CA 91423
3 miles
A1 ADU Contractor specializes in garage conversions and custom ADU construction throughout Los Angeles and the San Fernando Valley. With over 15 years of experience, our team provides complete design, permitting, and construction services to trans... read more
Other cities in California
What you need to know
ADU Contractors in Los Angeles: Navigating One of California's Most Active ADU Markets
Los Angeles is widely recognized as one of the most active cities in the United States for Accessory Dwelling Unit (ADU) construction. With a severe housing shortage, high property values, and progressive local ordinances, Los Angeles homeowners are increasingly turning to ADU contractors to maximize their property's potential. The city's unique urban density, diverse neighborhoods — from Silver Lake to the San Fernando Valley — and its Mediterranean climate make ADUs a practical and financially rewarding investment for property owners across the region.
Los Angeles ADU Regulations and Zoning Requirements
Working with an experienced ADU contractor in Los Angeles is essential due to the city's complex regulatory environment. The Los Angeles Department of Building and Safety (LADBS) oversees ADU permitting, and contractors must be well-versed in both California state ADU laws and local LA-specific ordinances. Key regulations include:
- Size limits: Detached ADUs can be up to 1,200 square feet, while attached ADUs are limited to 50% of the primary dwelling's square footage.
- Setback requirements: A minimum 4-foot setback from rear and side property lines is required for most new detached ADUs.
- Height restrictions: Detached ADUs are generally limited to 16 feet in height, though two-story ADUs may be permitted in certain zones.
- Owner-occupancy rules: As of 2020, California state law removed owner-occupancy requirements for ADUs, giving LA homeowners more flexibility.
- Parking requirements: ADUs located within half a mile of public transit are typically exempt from additional parking requirements.
Types of ADUs Built by Los Angeles Contractors
Skilled ADU builders in Los Angeles work on a wide variety of ADU types to suit the city's diverse housing stock. The most common types include detached ADUs (DADUs), attached ADUs, garage conversions, and Junior ADUs (JADUs). Garage conversions are particularly popular in LA given the abundance of single-car and two-car garages throughout neighborhoods like Koreatown, Echo Park, and Reseda. JADUs, which are up to 500 square feet and created within the existing primary residence, offer a cost-effective option for homeowners looking to add rental income with minimal construction.
Why Hiring a Licensed ADU Contractor in Los Angeles Matters
Hiring a licensed and insured ADU contractor in Los Angeles is not just recommended — it is legally required. All contractors must hold a valid California Contractors State License Board (CSLB) license. Reputable ADU contractors in LA will handle the full permitting process through LADBS, ensure compliance with Title 24 energy efficiency standards, and coordinate with utility providers for proper connections. Given LA's seismic activity, contractors must also ensure that all ADU construction meets strict earthquake safety and structural requirements under the California Building Code.
Finding the Right ADU Contractor in Los Angeles
When searching for the best ADU contractor in Los Angeles, CA, homeowners should look for professionals with proven local experience, strong portfolios of completed LA projects, and transparent pricing. Request multiple bids, verify CSLB license status, and check reviews on platforms like Houzz, Yelp, and the Better Business Bureau. A qualified contractor will guide you through design, permitting, construction, and final inspection — turning your ADU vision into a compliant, high-quality reality.